.navbar a.active {
    color: #007bff; /* 当前选中项的颜色 */
    font-weight: bold;
}

a{
    text-decoration: none;
    color: #333;
}
a:hover{
    color: red;
}

.header {
    background-color: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    padding: 1rem;
}

.header a {
    color: #666;
    text-decoration: none;
}

.header a.active {
    font-weight: bold;
}

.header a:hover {
    color: #333;
}

.h {
    margin-right: 50px;
    font-size: 24px;
    color: #333;
}

#featured-products {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 500px;
    margin-top: 20px;
    margin-bottom: 20px;
}

#featured-products img {
    height: 400px;
}

.thumbnail {
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
    transition: 0.3s;
}

.thumbnail:hover {
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
}

.caption h3 {
    font-size: 18px;
    line-height: 1.5;
}

.price {
    font-size: 16px;
    color: #ff5050; /* 强调价格 */
}

.star-rating {
    color: #f1c40f; /* 星级颜色 */
}